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package demo916;

import demo910.*;

/**
 *
 * @author Administrator
 */
public class Circle {
  double pi=3.14;
  private  double r;
  public Circle(double r){
           this.r=r;
                   
  }
  public double getCirrumference(){
      return 2*pi*r;
  }
    public double getArea(){
     return pi*r*r;  
    
    }
}
